Job Posting Start Date 02-06-2026 Job Posting End Date 04-13-2026

Flex is the diversified manufacturing partner of choice that helps market-leading brands design, build and deliver innovative products that improve the world.

A career at Flex offers the opportunity to make a difference and invest in your growth in a respectful, inclusive, and collaborative environment. If you are excited about a role but don't meet every bullet point, we encourage you to apply and join us to create the extraordinary.

Job Summary

To support our extraordinary teams who build great products and contribute to our growth, we’re looking to add a Senior Mechanical Test Development Engineer located onsite in Austin, TX

What a typical day looks like:

• Design and develop test mechanisms for printed circuit board assemblies and High Level Assemblies.
• Develop full turnkey Automated Test Equipment mechanical solutions using manual, semi-automated and automated mechanical techniques are required by the customer.
• Collaborate with cross-functional teams, including design engineers, manufacturing, and quality assurance, to ensure product compliance with specifications and standards.
• Create a complete CAD package for testers including Assembly Drawings as required.
• Interface with vendors and machine shops to fabricate mechanical components.
• Create mechanical Bills of Material for designed equipment.
• Stay updated with industry trends and advancements in testing technologies and manufacturing techniques.
• Work with CNC router to produce mechanical components.
• Research techniques for robust mechanical / electrical interfaces to a variety of connection types.
• Interface with customers to resolve issues related to product.
• Occasionally design / layout custom fixture interface boards.
• Work with electrical engineers on overall test strategy.

The experience we’re looking to add to our team:

• Bachelor’s degree in Mechanical Engineering or a related field; Master’s degree preferred.
• Must have experience designing electromechanical fixtures and mechanical mechanisms
• Must have PCBA or high level assembly fixturing experience
• Must have 8+ years of experience in mechanical testing, product development, or a related field.
• Previous experience with Solid Works creating both 2D and 3D designs required
• Familiarity with automated test equipment methods and techniques.
• Familiarity with industry standards and regulations related to mechanical testing (automotive, medical, aerospace)
• Experience with Auto CAD software (or similar) and simulation tools is a plus.
• CNC setup and operation knowledge
• Experience with PCBA layout software is a plus

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What you'll receive for the great work you provide:

• Full range of medical, dental, and vision plans
• Life Insurance
• Short-term and Long-term Disability
• Matching 401(k) Contributions
• Vacation and Paid Sick Time
• Tuition Reimbursement

Job Category

Design, Process & Technology Engineering

Is Sponsorship Available?

No

Flex is an Equal Opportunity Employer and employment selection decisions are based on merit, qualifications, and abilities. We do not discriminate based on: age, race, religion, color, sex, national origin, marital status, sexual orientation, gender identity, veteran status, disability, pregnancy status, or any other status protected by law. We're happy to provide reasonable accommodations to those with a disability for assistance in the application process. Please email accessibility@flex.com and we'll discuss your specific situation and next steps (NOTE: this email does not accept or consider resumes or applications. This is only for disability assistance. To be considered for a position at Flex, you must complete the application process first).